Supersonic Smart Sports Watch - 搜索视频

First look at Fitbit's long-awaited $300 Ionic smartwatch

CNBCHarriet Taylor

First look at Fitbit's long-awaited $300 Ionic smartwatch

Key features include 4-day battery life, an enhanced heart rate monitor and automatic tracking. CNBC's Harriet Taylor checks it out.

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Supersonic Flight

NASA reviving supersonic travel

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Supersonic - movie: where to watch streaming online

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Supersonic Universal Fit - Black

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The new Galaxy Watch Ultra

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Supersonic Jets

Supersonic jets to return? American Airlines places order for 20 jets from Boom Supersonic

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Boom - XB-1

boomsupersonic.com

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Why are supersonic jets making a comeback?

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